rheumatism vs virus

rheumatism and virus both are nouns.

Word	Noun	Adjective	Verb	Adverb
rheumatism	Yes	No	No	No
virus	Yes	No	No	No

rheumatism (noun)	virus (noun)
any painful disorder of the joints or muscles or connective tissues	(virology) ultramicroscopic infectious agent that replicates itself only within cells of living hosts; many are pathogenic; a piece of nucleic acid (DNA or RNA) wrapped in a thin coat of protein
a chronic autoimmune disease with inflammation of the joints and marked deformities; something (possibly a virus) triggers an attack on the synovium by the immune system, which releases cytokines that stimulate an inflammatory reaction that can lead to the destruction of all components of the joint	a software program capable of reproducing itself and usually capable of causing great harm to files or other programs on the same computer
	a harmful or corrupting agency